Images Vidéos

Gaspillage Vidéos ❘ Science Photo Library

Incandescent light bulb efficiency
11942575 - Incandescent light bulb efficiency
CFL light bulb efficiency
11942574 - CFL light bulb efficiency
Light bulb comparison, thermography
11930329 - Light bulb comparison, thermography
Light bulb comparison
11924206 - Light bulb comparison
Cooling towers, thermographic footage
11922691 - Cooling towers, thermographic footage
Cooling towers, thermographic footage
11922690 - Cooling towers, thermographic footage
Incandescent light bulb efficiency
11942577 - Incandescent light bulb efficiency
Light bulb comparison
11924205 - Light bulb comparison
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